Let R1 and R2 be regular sets defined over alphabet ∑ then?
Posted: Thu Jul 14, 2022 9:07 am
a) R1 UNION R2 is regular
b) R1 INTERSECTION R2 is regular
c) ∑ INTERSECTION R2 IS NOT REGULAR
d) R2* IS NOT REGULAR
b) R1 INTERSECTION R2 is regular
c) ∑ INTERSECTION R2 IS NOT REGULAR
d) R2* IS NOT REGULAR